package testingtool.swing;
/*
 * Copyright (c) 1995, 2008, Oracle and/or its affiliates. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of Oracle or the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;

/*
 * FocusConceptsDemo.java requires no other files.
 */
public class FocusConceptsDemo extends JPanel
{

    static JFrame frame;

    JTextField t1, t2, t3, t4;

    JButton b1, b2, b3, b4;

    JTextArea text1;

    public FocusConceptsDemo()
    {
        super( new BorderLayout() );

        b1 = new JButton( "JButton1" );
        b2 = new JButton( "JButton" );
        b3 = new JButton( "JButton" );
        b4 = new JButton( "JButton" );
        JPanel buttonPanel = new JPanel( new GridLayout( 1, 1 ) );
        buttonPanel.add( b1 );
        buttonPanel.add( b2 );
        buttonPanel.add( b3 );
        buttonPanel.add( b4 );

        text1 = new JTextArea( "JTextArea", 15, 40 );
        JPanel textAreaPanel = new JPanel( new BorderLayout() );
        textAreaPanel.add( text1, BorderLayout.CENTER );

        t1 = new JTextField( "JTextField" );
        t2 = new JTextField( "JTextField" );
        t3 = new JTextField( "JTextField" );
        t4 = new JTextField( "JTextField" );
        JPanel textFieldPanel = new JPanel( new GridLayout( 1, 1 ) );
        textFieldPanel.add( t1 );
        textFieldPanel.add( t2 );
        textFieldPanel.add( t3 );
        textFieldPanel.add( t4 );

        add( buttonPanel, BorderLayout.PAGE_START );
        add( textAreaPanel, BorderLayout.CENTER );
        add( textFieldPanel, BorderLayout.PAGE_END );
        setBorder( BorderFactory.createEmptyBorder( 20, 20, 20, 20 ) );

        b4.addActionListener( new ActionListener()
        {

            @Override
            public void actionPerformed( ActionEvent e )
            {
                b1.requestFocusInWindow();
                b1.setEnabled( false );
            }
        } );

        b1.addFocusListener( new FocusListener()
        {
            @Override
            public void focusLost( FocusEvent e )
            {
                System.out.println( "not focused!" );
            }

            @Override
            public void focusGained( FocusEvent e )
            {
                System.out.println( "focused!" );
            }
        } );
    }

    public static void main( String[] args )
    {

        /* Use an appropriate Look and Feel */
        try
        {
            //UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
            //UIManager.setLookAndFeel("com.sun.java.swing.plaf.gtk.GTKLookAndFeel");
            UIManager.setLookAndFeel( "javax.swing.plaf.metal.MetalLookAndFeel" );
        }
        catch( UnsupportedLookAndFeelException ex )
        {
            ex.printStackTrace();
        }
        catch( IllegalAccessException ex )
        {
            ex.printStackTrace();
        }
        catch( InstantiationException ex )
        {
            ex.printStackTrace();
        }
        catch( ClassNotFoundException ex )
        {
            ex.printStackTrace();
        }
        /* Turn off metal's use of bold fonts */
        UIManager.put( "swing.boldMetal", Boolean.FALSE );

        //Schedule a job for the event-dispatching thread:
        //creating and showing this application's GUI.
        javax.swing.SwingUtilities.invokeLater( new Runnable()
        {
            public void run()
            {
                createAndShowGUI();
            }
        } );
    }

    /**
     * Create the GUI and show it. For thread safety, this method should be invoked from the event-dispatching thread.
     */
    private static void createAndShowGUI()
    {
        //Create and set up the window.
        frame = new JFrame( "FocusConceptsDemo" );
        frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );

        //Create and set up the content pane.
        JComponent newContentPane = new FocusConceptsDemo();
        newContentPane.setOpaque( true ); //content panes must be opaque
        frame.setContentPane( newContentPane );

        //Display the window.
        frame.pack();
        frame.setVisible( true );

    }

    
}